synfig-studio/trunk/src/synfigapp/actions/valuenodedynamiclistinsertsmart.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file valuenodedynamiclistinsertsmart.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **      Copyright (c) 2007 Chris Moore
  10 **
  11 **      This package is free software; you can redistribute it and/or
  12 **      modify it under the terms of the GNU General Public License as
  13 **      published by the Free Software Foundation; either version 2 of
  14 **      the License, or (at your option) any later version.
  15 **
  16 **      This package is distributed in the hope that it will be useful,
  17 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  19 **      General Public License for more details.
  20 **      \endlegal
  21 */
  22 /* ========================================================================= */
  23
  24 /* === H E A D E R S ======================================================= */
  25
  26 #ifdef USING_PCH
  27 #       include "pch.h"
  28 #else
  29 #ifdef HAVE_CONFIG_H
  30 #       include <config.h>
  31 #endif
  32
  33 #include "valuenodedynamiclistinsertsmart.h"
  34 #include "valuenodedynamiclistinsert.h"
  35 #include <synfigapp/canvasinterface.h>
  36
  37 #include <synfigapp/general.h>
  38
  39 #endif
  40
  41 using namespace std;
  42 using namespace etl;
  43 using namespace synfig;
  44 using namespace synfigapp;
  45 using namespace Action;
  46
  47 /* === M A C R O S ========================================================= */
  48
  49 ACTION_INIT(Action::ValueNodeDynamicListInsertSmart);
  50 ACTION_SET_NAME(Action::ValueNodeDynamicListInsertSmart,"value_node_dynamic_list_insert_smart");
  51 ACTION_SET_LOCAL_NAME(Action::ValueNodeDynamicListInsertSmart,N_("Insert Item (Smart)"));
  52 ACTION_SET_TASK(Action::ValueNodeDynamicListInsertSmart,"insert");
  53 ACTION_SET_CATEGORY(Action::ValueNodeDynamicListInsertSmart,Action::CATEGORY_VALUEDESC|Action::CATEGORY_VALUENODE);
  54 ACTION_SET_PRIORITY(Action::ValueNodeDynamicListInsertSmart,-20);
  55 ACTION_SET_VERSION(Action::ValueNodeDynamicListInsertSmart,"0.0");
  56 ACTION_SET_CVS_ID(Action::ValueNodeDynamicListInsertSmart,"$Id$");
  57
  58 /* === G L O B A L S ======================================================= */
  59
  60 /* === P R O C E D U R E S ================================================= */
  61
  62 /* === M E T H O D S ======================================================= */
  63
  64 Action::ValueNodeDynamicListInsertSmart::ValueNodeDynamicListInsertSmart()
  65 {
  66         index=0;
  67         time=0;
  68         origin=0.5f;
  69         set_dirty(true);
  70 }
  71
  72 Action::ParamVocab
  73 Action::ValueNodeDynamicListInsertSmart::get_param_vocab()
  74 {
  75         ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
  76
  77         ret.push_back(ParamDesc("value_desc",Param::TYPE_VALUEDESC)
  78                 .set_local_name(_("ValueDesc"))
  79         );
  80         ret.push_back(ParamDesc("time",Param::TYPE_TIME)
  81                 .set_local_name(_("Time"))
  82                 .set_optional()
  83         );
  84         ret.push_back(ParamDesc("origin",Param::TYPE_REAL)
  85                 .set_local_name(_("Origin"))
  86                 .set_optional()
  87         );
  88
  89         return ret;
  90 }
  91
  92 bool
  93 Action::ValueNodeDynamicListInsertSmart::is_candidate(const ParamList &x)
  94 {
  95         if(candidate_check(get_param_vocab(),x))
  96         {
  97                 ValueDesc value_desc(x.find("value_desc")->second.get_value_desc());
  98                 if(!value_desc.parent_is_value_node() || !ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_parent_value_node()))
  99                         return false;
 100
 101                 return true;
 102         }
 103         return false;
 104 }
 105
 106 bool
 107 Action::ValueNodeDynamicListInsertSmart::set_param(const synfig::String& name, const Action::Param &param)
 108 {
 109         if(name=="value_desc" && param.get_type()==Param::TYPE_VALUEDESC)
 110         {
 111                 ValueDesc value_desc(param.get_value_desc());
 112
 113                 if(!value_desc.parent_is_value_node())
 114                         return false;
 115
 116                 value_node=ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_parent_value_node());
 117
 118                 if(!value_node)
 119                         return false;
 120
 121                 index=value_desc.get_index();
 122
 123                 return true;
 124         }
 125         if(name=="time" && param.get_type()==Param::TYPE_TIME)
 126         {
 127                 time=param.get_time();
 128
 129                 return true;
 130         }
 131         if(name=="origin" && param.get_type()==Param::TYPE_REAL)
 132         {
 133                 origin=param.get_real();
 134
 135                 return true;
 136         }
 137
 138         return Action::CanvasSpecific::set_param(name,param);
 139 }
 140
 141 bool
 142 Action::ValueNodeDynamicListInsertSmart::is_ready()const
 143 {
 144         if(!value_node)
 145                 return false;
 146         return Action::CanvasSpecific::is_ready();
 147 }
 148
 149 void
 150 Action::ValueNodeDynamicListInsertSmart::prepare()
 151 {
 152         //clear();
 153         // HACK
 154         if(!first_time())
 155                 return;
 156
 157         // If we are in animate editing mode
 158         if(get_edit_mode()&MODE_ANIMATE)
 159         {
 160                 int index(ValueNodeDynamicListInsertSmart::index);
 161
 162                 // In this case we need to first determine if there is
 163                 // a currently disabled item in the list that we can
 164                 // turn on. If not, then we need to go ahead and create one.
 165                 synfig::info("ValueNodeDynamicListInsertSmart: index=%d",index);
 166                 synfig::info("ValueNodeDynamicListInsertSmart: value_node->list.size()=%d",value_node->list.size());
 167                 if(int(value_node->list.size())<=index && index>0)
 168                         synfig::info("ValueNodeDynamicListInsertSmart: value_node->list[index-1].status_at_time(time)=%d",value_node->list[index-1].status_at_time(time));
 169
 170                 if(int(value_node->list.size())>=index && index>0 && !value_node->list[index-1].status_at_time(time))
 171                 {
 172                         // Ok, we do not have to create a new
 173                         // entry in the dynamic list after all.
 174                         // However, we do need to set the
 175                         // position and tangent of this point.
 176                         ValueNode_DynamicList::ListEntry list_entry(value_node->create_list_entry(index,time,origin));
 177                         ValueBase value((*list_entry.value_node)(time));
 178                         index--;
 179
 180                         ValueDesc item_value_desc(value_node,index);
 181
 182                         Action::Handle action(Action::create("value_desc_set"));
 183
 184                         if(!action)
 185                                 throw Error(_("Unable to find action value_desc_set (bug)"));
 186
 187                         action->set_param("edit_mode",get_edit_mode());
 188                         action->set_param("canvas",get_canvas());
 189                         action->set_param("canvas_interface",get_canvas_interface());
 190                         action->set_param("time",time);
 191                         action->set_param("new_value",value);
 192                         action->set_param("value_desc",ValueDesc(value_node,index));
 193
 194                         if(!action->is_ready())
 195                                 throw Error(Error::TYPE_NOTREADY);
 196
 197                         add_action(action);
 198                 }
 199                 else
 200                 {
 201                         // Ok, not a big deal, we just need to
 202                         // add a new item
 203                         Action::Handle action(Action::create("value_node_dynamic_list_insert"));
 204
 205                         if(!action)
 206                                 throw Error(_("Unable to find action (bug)"));
 207
 208                         action->set_param("canvas",get_canvas());
 209                         action->set_param("canvas_interface",get_canvas_interface());
 210                         action->set_param("time",time);
 211                         action->set_param("origin",origin);
 212                         action->set_param("value_desc",ValueDesc(value_node,index));
 213
 214                         if(!action->is_ready())
 215                                 throw Error(Error::TYPE_NOTREADY);
 216
 217                         add_action(action);
 218
 219                         action=Action::create("activepoint_set_off");
 220
 221                         if(!action)
 222                                 throw Error(_("Unable to find action \"activepoint_set_off\""));
 223
 224                         action->set_param("edit_mode",MODE_ANIMATE);
 225                         action->set_param("canvas",get_canvas());
 226                         action->set_param("canvas_interface",get_canvas_interface());
 227                         action->set_param("time",Time::begin());
 228                         action->set_param("origin",origin);
 229                         action->set_param("value_desc",ValueDesc(value_node,index));
 230
 231                         if(!action->is_ready())
 232                                 throw Error(Error::TYPE_NOTREADY);
 233
 234                         add_action(action);
 235                 }
 236
 237                 // Now we set the activepoint up and then we'll be done
 238                 Action::Handle action(Action::create("activepoint_set_on"));
 239
 240                 if(!action)
 241                         throw Error(_("Unable to find action \"activepoint_set_on\""));
 242
 243                 action->set_param("edit_mode",get_edit_mode());
 244                 action->set_param("canvas",get_canvas());
 245                 action->set_param("canvas_interface",get_canvas_interface());
 246                 action->set_param("time",time);
 247                 action->set_param("origin",origin);
 248                 action->set_param("value_desc",ValueDesc(value_node,index));
 249
 250                 if(!action->is_ready())
 251                         throw Error(Error::TYPE_NOTREADY);
 252
 253                 add_action(action);
 254         }
 255         else
 256         {
 257                 Action::Handle action(Action::create("value_node_dynamic_list_insert"));
 258
 259                 if(!action)
 260                         throw Error(_("Unable to find action (bug)"));
 261
 262                 action->set_param("canvas",get_canvas());
 263                 action->set_param("canvas_interface",get_canvas_interface());
 264                 action->set_param("time",time);
 265                 action->set_param("origin",origin);
 266                 action->set_param("value_desc",ValueDesc(value_node,index));
 267
 268                 if(!action->is_ready())
 269                         throw Error(Error::TYPE_NOTREADY);
 270
 271                 add_action(action);
 272         }
 273 }